输入
| 幻像电源 |
48 V |
| 模拟输入增益 |
0 - 30 dB |
| 最大输入振幅 |
+19 dB |
| 输入噪声等效 |
<-124 dB |
| 麦克风/线路开 关增益 |
33 dB |
| 输入阻抗 |
1000 Ω |
端口 & 界面
| 并口数量 |
2 |
| EF Bus出 |
1 |
| EF Bus入 |
1 |
| 音响的连接 |
2 x 3.5mm |
输出
| 输出增益 |
-100 - 20 dB |
| 最大输出振幅 |
+23 dB |
| 输出阻抗 |
33 Ω |
技术细节
| 会聚 |
40 dB/s |
| 取消跨度 |
270 ms |
| 频率范围 |
20 - 20000 Hz |
| 回声消除 |
65 dB |
能量控制
| 输入电压 |
110 - 240 V |
| 接受频率 |
47/63 Hz |
| 输出电流 |
20 mA |
Vortex EF2280-EF2241 Package System, Includes EF2280, EF2241, power supplies, user manuals, software, two Cat 5 cables, 15' telco cable, Approved for EMEA, ROW
A multi-channel acoustic echo and noise canceller with an integrated automatic microphone/matrix mixer.
- Complete all-in-one solution for audio and video conferencing, distance learning, courtrooms, and more.
- 12 inputs, 12 outputs, 8 microphone/line input channels.
- Acoustic echo cancellation and ambient noise cancellation on each microphone/line input.
- 25 x 18 matrix mixer with user-adjustable cross point gains.
- Voice-driven AGC utilizing neural network–processing–activates only on valid voice signals.
- Five-band parametric EQ on each input channel and output channel.
Features and Benefits
- Selectable 24V phantom power available on each microphone input.
- Full bandwidth performance – 20 Hz to 20 kHz throughout.
- Connect up to eight Vortex units, with control of NOM over all units.
- Over 10dB of room gain allowed by system.
- Conference Composer software provides easy programming.
- 32 user-programmable presets, 16 factory programmed presets.
Solutions
All Vortex products integrate with the Polycom SoundStation VTX 1000 and the Polycom VSX series video conferencing units, such as the Polycom VSX 8000 system, for premium quality voice and video conferencing.
